Answer: parallaxes

AnswerCrossword Clue
parallaxesThe effect whereby the position or direction of an object appears to differ when viewed from different positions, e.g., through the viewfinder and the lens of a camera
parallaxesThe angular amount of this in a particular case, esp. that of a star viewed from different points in the earth's orbit
parallaxesPARALLAX, an apparent optical displacement of an object